import {ADD_PERSON} from '../constant'
//初始化人的列表
const initState = [{id:'001',name:'tom',age:18}];
export default function personReducer(preState=initState,action){
    const {type,data} = action;
    switch(type){
        case ADD_PERSON:
            return [data,...preState];
        default:
            return preState;
    }
}